Heart disease is the leading cause of death in the United States and is a major cause of disability. The most common heart disease in the United States is coronary heart disease, which often appears as a heart attack. An estimated 770,000 Americans will have a new coronary attack, and about 430,000 will have a recurrent attack. About every 26 seconds, an American will have a coronary event, and about every minute one will die from one.